偏硅酸钠（CAS 1344-09-8）：分子式 Na2O3Si、分子量 122.063。
| CAS号 | 1344-09-8 |
|---|---|
| 分子式 | Na2O3Si |
| 分子量 | 122.063 |
| 熔点 | 1089 °C |
| 沸点 | 102 °C @760 [mm Hg] |
| 应用领域 | Uses: CIR ingredient: Sodium Metasilicate、CIR ingredient: Sodium Silicate、Used in catalysts、silica gels、detergents、bleaching paper and textiles、ore treatments、foundry molds、and drilling fluids、Also used to waterproof cement and as a fireproofing agent、[Hawley] Used as a starting material for zeolites and silica catalysts、as an adhesive and binder、corrosion inhibitor、penetrating sealant、in cements、drilling fluids、for fireproofing wood、paper、and fabric、as a detergent booster、in waste water treatment、and as shell coating to preserve eggs、[Merck Index] Used as a flocculant to separate solid from liquid phases in aqueous suspensions、[Ullmann] Alkali metal silicates are used as starting materials for products like silicas and zeolites、in detergents and cleaners、and pulp and paper production、Also used to a lesser extent in soil stabilization and sealing、adhesives and binders (construction materials、paperboard and cardboard、ceramic binders、refractories、welding rods、and foundry molds and cores)、surface coatings (titanium dioxide production、paints for masonry and glass、and spray coatings for tunnel construction and mining)、water、wastewater treatment、enhanced oil recovery、and textile processing (bleach and dye stabilizing)、[OECD SIDS: Soluble Silicates] Used as an anticaking agent、drying agent、humectant、and processing aid for foods、[FDA]、Steel Producing [Category: Industry]、Molding and Core Making [Category: Foundry]、Welding [Category: Weld]、Petroleum Production and Refining [Category: Industry]、Pulp and Paper Processing [Category: Industry]、Textiles (Fiber & Fabric Manufacturing) [Category: Industry]、Painting (Pigments、Binders、and Biocides) [Category: Paint]、Working with Glues and Adhesives [Category: Other]、Mining [Category: Industry]、Sewer and Wastewater Treatment [Category: Industry]、Cement Producing [Category: Industry]、Metal Extraction and Refining [Category: Industry]、Used as a starting material for zeolites and silica catalysts、[Merck Index] Used in boiler compounds、cleaners (laundry、dairy、floor、and metal)、bleaches、aluminum paint strippers、pesticides (insecticides、fungicides、and antimicrobials)、for deinking paper、and washing carbonated drinking bottles、Generally recognized as safe (GRAS) when directly added to human food、. . . Exempted from the requirement of a tolerance when used as a surfactant、emulsifier、wetting agent、suspending agent、dispersing agent、or buffer . . . [HSDB] Modifies water hardness in soaps and detergents、Also used as anti-corrosive agent in boiler water、Produced in anhydrous、pentahydrate、and nonahydrate forms、[IPCS-PIMs] Alkali metal silicates are used as starting materials for products like silicas and zeolites、[OECD SIDS: Soluble Silicates - 2004]、Farming (Pesticides) [Category: Industry]、Textiles (Printing、Dyeing、or Finishing) [Category: Industry]、IN FIREPROOFING MIXTURES、BOILER CMPD、IN LAUNDRY、DAIRY & METAL-CLEANING、FLOOR CLEANING、DEINKING PAPER、CHEM INT FOR SILICA GEL CATALYSTS、ADDITIVE IN SOAPS AND SYNTHETIC DETERGENTS、INGREDIENT IN ADHESIVES、BLEACHING AID、Sodium metasilicate with other salts、eg、sodium phosphates and sodium bicarbonate、can be used on aluminum as a paint stripper.、For more Uses (Complete) data for SODIUM METASILICATE (7 total)、please visit the HSDB record page.、LINING BESSEMER CONVERTERS、ACID CONCENTRATERS、MFR GRINDSTONES、ABRASIVE WHEELS (AS BINDER ONLY).、CATALYSTS & SILICA GELS、SOAPS & DETERGENTS、ADHESIVES、ESPECIALLY SEALING & LAMINATING PAPER BOARD CONTAINERS.、WATER TREATMENT、BLEACHING & SIZING OF TEXTILES & PAPER PULP、SOIL SOLIDIFICATION、GLASS FOAM.、PIGMENTS、DRILLING FLUIDS、FOUNDRY CORES & MOLDS、WATERPROOFING MORTARS & CEMENTS、ENHANCED OIL RECOVERY.、For more Uses (Complete) data for SODIUM SILICATE (19 total)、Use Classification: EPA Safer Chemical Functional Use Classes -> Processing Aids and Additives、Safer Chemical Classes -> Green circle - The chemical has been verified to be of low concern、EPA Safer Chemical Functional Use Classes -> Processing Aids and Additives、Cosmetics -> Anticorrosive、Buffering、Chelating、Plastics -> Polymer Type -> N.a.、Industry Uses: Binder、Other、Lubricating agent、Anti-caking agent、Chemical reaction regulator、Plating agent、pH regulating agent、Bleaching agent、Processing aids not otherwise specified、Surfactant (surface active agent)、Stabilizing agent、Sealant (barrier)、Viscosity modifiers、Emulsifier、Catalyst、Not Known or Reasonably Ascertainable、Filler、Corrosion inhibitor、Absorbent、Flux agent、Cleaning agent、Adsorbent、Etching agent、Adhesion、cohesion promoter、Pigment、Chelating agent、Intermediate、Processing aids、specific to petroleum production、Flotation |
登记用途：Uses: CIR ingredient: Sodium Metasilicate、CIR ingredient: Sodium Silicate、Used in catalysts、silica gels、detergents、bleaching paper and textiles、ore treatments、foundry molds、and drilling fluids、Also used to waterproof cement and as a fireproofing agent、[Hawley] Used as a starting material for zeolites and silica catalysts、as an adhesive and binder、corrosion inhibitor、penetrating sealant、in cements、drilling fluids、for fireproofing wood、paper、and fabric、as a detergent booster、in waste water treatment、and as shell coating to preserve eggs、[Merck Index] Used as a flocculant to separate solid from liquid phases in aqueous suspensions、[Ullmann] Alkali metal silicates are used as starting materials for products like silicas and zeolites、in detergents and cleaners、and pulp and paper production、Also used to a lesser extent in soil stabilization and sealing、adhesives and binders (construction materials、paperboard and cardboard、ceramic binders、refractories、welding rods、and foundry molds and cores)、surface coatings (titanium dioxide production、paints for masonry and glass、and spray coatings for tunnel construction and mining)、water、wastewater treatment、enhanced oil recovery、and textile processing (bleach and dye stabilizing)、[OECD SIDS: Soluble Silicates] Used as an anticaking agent、drying agent、humectant、and processing aid for foods、[FDA]、Steel Producing [Category: Industry]、Molding and Core Making [Category: Foundry]、Welding [Category: Weld]、Petroleum Production and Refining [Category: Industry]、Pulp and Paper Processing [Category: Industry]、Textiles (Fiber & Fabric Manufacturing) [Category: Industry]、Painting (Pigments、Binders、and Biocides) [Category: Paint]、Working with Glues and Adhesives [Category: Other]、Mining [Category: Industry]、Sewer and Wastewater Treatment [Category: Industry]、Cement Producing [Category: Industry]、Metal Extraction and Refining [Category: Industry]、Used as a starting material for zeolites and silica catalysts、[Merck Index] Used in boiler compounds、cleaners (laundry、dairy、floor、and metal)、bleaches、aluminum paint strippers、pesticides (insecticides、fungicides、and antimicrobials)、for deinking paper、and washing carbonated drinking bottles、Generally recognized as safe (GRAS) when directly added to human food、. . . Exempted from the requirement of a tolerance when used as a surfactant、emulsifier、wetting agent、suspending agent、dispersing agent、or buffer . . . [HSDB] Modifies water hardness in soaps and detergents、Also used as anti-corrosive agent in boiler water、Produced in anhydrous、pentahydrate、and nonahydrate forms、[IPCS-PIMs] Alkali metal silicates are used as starting materials for products like silicas and zeolites、[OECD SIDS: Soluble Silicates - 2004]、Farming (Pesticides) [Category: Industry]、Textiles (Printing、Dyeing、or Finishing) [Category: Industry]、IN FIREPROOFING MIXTURES、BOILER CMPD、IN LAUNDRY、DAIRY & METAL-CLEANING、FLOOR CLEANING、DEINKING PAPER、CHEM INT FOR SILICA GEL CATALYSTS、ADDITIVE IN SOAPS AND SYNTHETIC DETERGENTS、INGREDIENT IN ADHESIVES、BLEACHING AID、Sodium metasilicate with other salts、eg、sodium phosphates and sodium bicarbonate、can be used on aluminum as a paint stripper.、For more Uses (Complete) data for SODIUM METASILICATE (7 total)、please visit the HSDB record page.、LINING BESSEMER CONVERTERS、ACID CONCENTRATERS、MFR GRINDSTONES、ABRASIVE WHEELS (AS BINDER ONLY).、CATALYSTS & SILICA GELS、SOAPS & DETERGENTS、ADHESIVES、ESPECIALLY SEALING & LAMINATING PAPER BOARD CONTAINERS.、WATER TREATMENT、BLEACHING & SIZING OF TEXTILES & PAPER PULP、SOIL SOLIDIFICATION、GLASS FOAM.、PIGMENTS、DRILLING FLUIDS、FOUNDRY CORES & MOLDS、WATERPROOFING MORTARS & CEMENTS、ENHANCED OIL RECOVERY.、For more Uses (Complete) data for SODIUM SILICATE (19 total)、Use Classification: EPA Safer Chemical Functional Use Classes -> Processing Aids and Additives、Safer Chemical Classes -> Green circle - The chemical has been verified to be of low concern、EPA Safer Chemical Functional Use Classes -> Processing Aids and Additives、Cosmetics -> Anticorrosive、Buffering、Chelating、Plastics -> Polymer Type -> N.a.、Industry Uses: Binder、Other、Lubricating agent、Anti-caking agent、Chemical reaction regulator、Plating agent、pH regulating agent、Bleaching agent、Processing aids not otherwise specified、Surfactant (surface active agent)、Stabilizing agent、Sealant (barrier)、Viscosity modifiers、Emulsifier、Catalyst、Not Known or Reasonably Ascertainable、Filler、Corrosion inhibitor、Absorbent、Flux agent、Cleaning agent、Adsorbent、Etching agent、Adhesion、cohesion promoter、Pigment、Chelating agent、Intermediate、Processing aids、specific to petroleum production、Flotation。
偏硅酸钠 是一种化工化合物，登记 CAS 号为 1344-09-8，分子式 Na2O3Si（分子量 122.063）。
登记 CAS 号：1344-09-8
其分子式 Na2O3Si 由 2 个钠、3 个氧、1 个硅 组成。
别名/同义词：偏硅酸钠 · SODIUM META SILICATE · Sodium silicate
偏硅酸钠 的 CAS 登记号为 1344-09-8。
分子式 Na2O3Si，分子量 122.063。
别名/同义词：偏硅酸钠、SODIUM META SILICATE、Sodium silicate。
登记用途：Uses: CIR ingredient: Sodium Metasilicate、CIR ingredient: Sodium Silicate、Used in catalysts、silica gels、detergents、bleaching paper and textiles、ore treatments、foundry molds、and drilling fluids、Also used to waterproof cement and as a fireproofing agent、[Hawley] Used as a starting material for zeolites and silica catalysts、as an adhesive and binder、corrosion inhibitor、penetrating sealant、in cements、drilling fluids、for fireproofing wood、paper、and fabric、as a detergent booster、in waste water treatment、and as shell coating to preserve eggs、[Merck Index] Used as a flocculant to separate solid from liquid phases in aqueous suspensions、[Ullmann] Alkali metal silicates are used as starting materials for products like silicas and zeolites、in detergents and cleaners、and pulp and paper production、Also used to a lesser extent in soil stabilization and sealing、adhesives and binders (construction materials、paperboard and cardboard、ceramic binders、refractories、welding rods、and foundry molds and cores)、surface coatings (titanium dioxide production、paints for masonry and glass、and spray coatings for tunnel construction and mining)、water、wastewater treatment、enhanced oil recovery、and textile processing (bleach and dye stabilizing)、[OECD SIDS: Soluble Silicates] Used as an anticaking agent、drying agent、humectant、and processing aid for foods、[FDA]、Steel Producing [Category: Industry]、Molding and Core Making [Category: Foundry]、Welding [Category: Weld]、Petroleum Production and Refining [Category: Industry]、Pulp and Paper Processing [Category: Industry]、Textiles (Fiber & Fabric Manufacturing) [Category: Industry]、Painting (Pigments、Binders、and Biocides) [Category: Paint]、Working with Glues and Adhesives [Category: Other]、Mining [Category: Industry]、Sewer and Wastewater Treatment [Category: Industry]、Cement Producing [Category: Industry]、Metal Extraction and Refining [Category: Industry]、Used as a starting material for zeolites and silica catalysts、[Merck Index] Used in boiler compounds、cleaners (laundry、dairy、floor、and metal)、bleaches、aluminum paint strippers、pesticides (insecticides、fungicides、and antimicrobials)、for deinking paper、and washing carbonated drinking bottles、Generally recognized as safe (GRAS) when directly added to human food、. . . Exempted from the requirement of a tolerance when used as a surfactant、emulsifier、wetting agent、suspending agent、dispersing agent、or buffer . . . [HSDB] Modifies water hardness in soaps and detergents、Also used as anti-corrosive agent in boiler water、Produced in anhydrous、pentahydrate、and nonahydrate forms、[IPCS-PIMs] Alkali metal silicates are used as starting materials for products like silicas and zeolites、[OECD SIDS: Soluble Silicates - 2004]、Farming (Pesticides) [Category: Industry]、Textiles (Printing、Dyeing、or Finishing) [Category: Industry]、IN FIREPROOFING MIXTURES、BOILER CMPD、IN LAUNDRY、DAIRY & METAL-CLEANING、FLOOR CLEANING、DEINKING PAPER、CHEM INT FOR SILICA GEL CATALYSTS、ADDITIVE IN SOAPS AND SYNTHETIC DETERGENTS、INGREDIENT IN ADHESIVES、BLEACHING AID、Sodium metasilicate with other salts、eg、sodium phosphates and sodium bicarbonate、can be used on aluminum as a paint stripper.、For more Uses (Complete) data for SODIUM METASILICATE (7 total)、please visit the HSDB record page.、LINING BESSEMER CONVERTERS、ACID CONCENTRATERS、MFR GRINDSTONES、ABRASIVE WHEELS (AS BINDER ONLY).、CATALYSTS & SILICA GELS、SOAPS & DETERGENTS、ADHESIVES、ESPECIALLY SEALING & LAMINATING PAPER BOARD CONTAINERS.、WATER TREATMENT、BLEACHING & SIZING OF TEXTILES & PAPER PULP、SOIL SOLIDIFICATION、GLASS FOAM.、PIGMENTS、DRILLING FLUIDS、FOUNDRY CORES & MOLDS、WATERPROOFING MORTARS & CEMENTS、ENHANCED OIL RECOVERY.、For more Uses (Complete) data for SODIUM SILICATE (19 total)、Use Classification: EPA Safer Chemical Functional Use Classes -> Processing Aids and Additives、Safer Chemical Classes -> Green circle - The chemical has been verified to be of low concern、EPA Safer Chemical Functional Use Classes -> Processing Aids and Additives、Cosmetics -> Anticorrosive、Buffering、Chelating、Plastics -> Polymer Type -> N.a.、Industry Uses: Binder、Other、Lubricating agent、Anti-caking agent、Chemical reaction regulator、Plating agent、pH regulating agent、Bleaching agent、Processing aids not otherwise specified、Surfactant (surface active agent)、Stabilizing agent、Sealant (barrier)、Viscosity modifiers、Emulsifier、Catalyst、Not Known or Reasonably Ascertainable、Filler、Corrosion inhibitor、Absorbent、Flux agent、Cleaning agent、Adsorbent、Etching agent、Adhesion、cohesion promoter、Pigment、Chelating agent、Intermediate、Processing aids、specific to petroleum production、Flotation。
偏硅酸钠（CAS 1344-09-8）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 1344-09-8 |
|---|---|
| PubChem CID | 23266 |
| Molecular formula | Na2O3Si |
| IUPAC name | disodium;dioxido(oxo)silane |
| UNII (FDA) | 052612U92L |
| Molecular Weight | 122.063 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 121.94120896 |
| Monoisotopic Mass | 121.94120896 |
| Topological Polar Surface Area | 63.2 |
| Heavy Atom Count | 6 |
| Boiling Point | 102 °C @760 [mm Hg] |
|---|---|
| Melting Point | 1089 °C |
| Density | 2.614 |
| Density | 1.1 to 1.7 @ 15°C |
| Vapor Pressure | 18 [mm Hg] |
SODIUM SILICATE; Waterglass; Sodium siliconate; Sodium sesquisilicate; Sodium silicate glass; Sodium water glass; Britesil; Carsil; Dryseq; Sikalon; Silican; Soluble glass; Silicic acid, sodium salt; Agrosil S; Agrosil LR; Portil A
| Regulatory & Food Contact | FDA Substance added to food: Use unspecified FDA Substance added to food: ANTICAKING AGENT OR FREE-FLOW AGENT, DRYING AGENT, HUMECTANT, PROCESSING AID FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS CIR / INCI: Cosmetic ingredients (Sodium Metasilicate) -> CIR (Cosmetic Ingredient Review) CIR / INCI: Cosmetic ingredients (Sodium Silicate) -> CIR (Cosmetic Ingredient Review) CIR / INCI: Buffering; Anticorrosive; Chelating |
|---|---|
| GHS notification summary | 7.2% (290 / 4043) |
| GHS notification summary | 7.2% (290 / 4043) |
|---|---|
| Reported hazard statements | H314, H335, H290 (13.9%), H302 (24.1%), H315 (72.6%), H318 (61.5%), H319 (28%), H371 |
H314: Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
H335: May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
Sodium silicate · CAS 1344-09-8 · Na2O3Si. UNII 052612U92L. Boiling Point: 102 °C @760 [mm Hg]; Melting Point: 1089 °C; Density: 2.614.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: SODIUM META SILICATE